Biosotop is a leading isotope compounds brand and popular pharmaceutical impurity & standard brand in China .

We belong to Shenzhen Topbatt Chemical Co., Ltd.

We values talent and has many chemical scientists with postdoctoral, doctoral, and master degree.

We focus on quality and we have 600MHz NMR instrument, Liquid Chromatograph Mass Spectrometer.

We provide our customers not only in-stock products, but also synthesis service according to their request.

We also help our customers to regist their excellent pharmaceutical products in China.

New Coming

ANNOUNCEMENT

We are glad to welcome OME International(HK) to be our business partner, be one part of Topbatt!

From now on, OME will handle all the international business issues on the behalf of Biosotop

Biosotop will keep on providing you our best products and service. If you have any chemical question or need any further

information, please feel free to contact us by email info@biosotop.com.

OME will take care of all the business issue, such as quoting, handling with customer’s order and payment, shipping and

after-sales service. If you have any enquiry, please feel free to contact us by email sales@ome-international.com

Updated Compounds Recommendation

Amoxicillin Impurities

Apply for the quality research of Amoxicillin API or preparation, make a qualitative or quantitative analysis for specific impurities of Amoxicillin API and preparation

Piperacillin Impurities

Apply for the quality research of Piperacillin API or preparation, make a qualitative or quantitative analysis for specific impurities of Piperacillin API and preparation

Oxacillin Sodium Impurities

Apply for the quality research of Oxacillin Sodium API or preparation, make a qualitative or quantitative analysis for specific impurities of Oxacillin Sodium API and preparation

Cloxacillin Impurities

Apply for the quality research of Cloxacillin API or preparation, make a qualitative or quantitative analysis for specific impurities of Cloxacillin API and preparation

Cooperative Partner